2013-03-18 00:57:50 +01:00
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<!doctype html>
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<html>
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<head>
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<title>Doughnut Chart</title>
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2013-03-25 20:25:57 +01:00
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<script src="../Chart.js"></script>
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2015-01-08 18:13:14 +01:00
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<script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
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2013-03-18 00:57:50 +01:00
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<style>
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2014-06-29 19:36:04 +02:00
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body{
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padding: 0;
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margin: 0;
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}
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#canvas-holder{
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width:30%;
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2013-03-18 00:57:50 +01:00
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}
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</style>
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</head>
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<body>
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2014-06-29 19:36:04 +02:00
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<div id="canvas-holder">
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<canvas id="chart-area" width="500" height="500"/>
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</div>
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2015-01-08 18:13:14 +01:00
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<button id="randomizeData">Randomize Data</button>
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2013-03-18 00:57:50 +01:00
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<script>
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2015-01-08 18:13:14 +01:00
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var randomScalingFactor = function(){ return Math.round(Math.random()*100)};
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var randomColorFactor = function(){ return Math.round(Math.random()*255)};
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2013-03-18 00:57:50 +01:00
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var doughnutData = [
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{
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2015-01-08 18:13:14 +01:00
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value: randomScalingFactor(),
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2014-06-29 19:36:04 +02:00
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color:"#F7464A",
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highlight: "#FF5A5E",
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label: "Red"
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2013-03-18 00:57:50 +01:00
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},
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{
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2015-01-08 18:13:14 +01:00
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value: randomScalingFactor(),
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2014-06-29 19:36:04 +02:00
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color: "#46BFBD",
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highlight: "#5AD3D1",
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label: "Green"
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2013-03-18 00:57:50 +01:00
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},
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{
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2015-01-08 18:13:14 +01:00
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value: randomScalingFactor(),
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2014-06-29 19:36:04 +02:00
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color: "#FDB45C",
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highlight: "#FFC870",
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label: "Yellow"
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2013-03-18 00:57:50 +01:00
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},
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{
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2015-01-08 18:13:14 +01:00
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value: randomScalingFactor(),
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2014-06-29 19:36:04 +02:00
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color: "#949FB1",
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highlight: "#A8B3C5",
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label: "Grey"
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2013-03-18 00:57:50 +01:00
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},
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{
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2015-01-08 18:13:14 +01:00
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value: randomScalingFactor(),
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2014-06-29 19:36:04 +02:00
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color: "#4D5360",
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highlight: "#616774",
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label: "Dark Grey"
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2013-03-18 00:57:50 +01:00
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}
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2014-06-29 19:36:04 +02:00
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2013-03-18 00:57:50 +01:00
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];
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2014-06-29 19:36:04 +02:00
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window.onload = function(){
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var ctx = document.getElementById("chart-area").getContext("2d");
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window.myDoughnut = new Chart(ctx).Doughnut(doughnutData, {responsive : true});
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};
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2015-01-08 18:13:14 +01:00
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$('#randomizeData').click(function(){
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$.each(doughnutData, function(i, piece){
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doughnutData[i].value = randomScalingFactor();
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doughnutData[i].color = 'rgba(' + randomColorFactor() + ',' + randomColorFactor() + ',' + randomColorFactor() + ',.7)';
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});
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window.myDoughnut.update();
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});
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2014-06-29 19:36:04 +02:00
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2013-03-18 00:57:50 +01:00
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</script>
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</body>
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</html>
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